For laboratory research only
For US readers aged 21 or older. Not for human or animal use. Review the supplier’s current documentation and terms for your laboratory context.
Sparta Labs · Research use only
IGF-1 LR3
Research-use-only materials, not for human consumption.
Research & sources ↓Listed from $165.00 USD
Starting option: 1mg package. Package amount, not a use instruction.
Price checked October 6, 2026. Select the package and confirm current price and availability at Sparta Labs. Taxes and shipping may apply.
Sparta Labs products are sold for research use only and are not for human consumption. This content is not medical advice and is not a recommendation to use any substance.
Disclosure: This page contains a Sparta Labs affiliate link. If you buy through it, I may earn a commission at no additional cost to you. I only link to Sparta Labs research-use-only products; this is not medical advice.
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Research reference
About IGF-1 LR3
The supplier’s reference lists this material under the name IGF-1 LR3. Reference type: Protein (83 amino acids). [1]
Chemical identity records and published studies are reference information, not evidence that a supplier’s batch has been independently tested.
Preclinical animal study
A starting point in the literature
This study included long-R3-IGF-I in a mouse experiment with gene-expression and signaling measurements. It concerns a defined experimental analog and does not validate a supplier’s batch. [2]
Read the publication record →The Journal of endocrinology · 2008 · PMID 18577570
Sources and further reading
- Supplier molecular reference — supplier-provided identity information.
- Publication record on PubMed — the research described above.
- IGF-1 LR3 research overview — Sparta Labs editorial resource.
- IGF-1 LR3 published research — Sparta Labs editorial resource.
References checked October 6, 2026. This is a selected reading guide, not a systematic review. Publications concern their own experimental materials and formulations. They do not establish safety, suitability for personal use or equivalence to this supplier’s products.